cylinder {
   <-1, 0, 0>, <1, 0, 0>, 0.125
   pigment { color rgb <1, 0, 0> }
}

cylinder {
   <0, -1, 0>, <0, 1, 0>, 0.125
   pigment { color rgb <0, 1, 0> }
}

cylinder {
   <0, 0, -1>, <0, 0, 1>, 0.125
   pigment { color rgb <0, 0, 1> }
}

light_source { <50, 50, -50> color rgb <1, 1, 1> }

camera {
   location <0.5, 0.25, -3>
   look_at <0, 0, 0>
}